To allow your customer to download his electronic invoice through the Marketplace, you will need to attach it to the relevant order reference.
Sign into your account from your account page:
1. Navigate to the Marketplace menu on the left side and select > Orders
2. Find the relevant order reference. You can use the search bar.
3. Click on the order reference.
4. In the top right corner of the order page, select ‘Attachments’.
5. Click ‘Choose file’ and find the invoice of respective order.
6. Upload invoice.